Kiernan vs Arch

Baby Name Comparison — 2026

Kiernan

Boy #3,148 Most Popular 2 Syllables

"dark one, little dark-haired one"

Origin: Irish Gaelic

Irish Scottish American

✓ All Clear

Boy #3,224 Most Popular 1 Syllable

"truly brave, genuinely bold"

Origin: Germanic

English American Scottish

✓ All Clear

Kiernan Rank #3,148

Arch Rank #3,224

Kiernan is more popular, ranked #3148 vs #3224 for Arch.

Is Kiernan or Arch more popular?

Kiernan is more popular, ranked #3148 compared to Arch at #3224 in the United States.

What do Kiernan and Arch mean?

Kiernan means "dark one, little dark-haired one" (Irish Gaelic origin). Arch means "truly brave, genuinely bold" (Germanic origin).

Are Kiernan and Arch boy or girl names?

Kiernan is primarily a boy name. Arch is primarily a boy name.